5G • Core Network
Nnef Interface
NEF Service-Based Interface
RESTful service interface exposed by NEF providing secure API exposure and event monitoring to external apps.
Technical Explanation
Nnef provides APIs for third-party Application Functions: Nnef_EventExposure (reporting device presence, roaming status, connection loss), Nnef_ParameterProvisioning, and Nnef_TrafficInfluence (allowing apps to steer traffic dynamically to edge UPFs).
Key Functions
- Exposes 3GPP 5GC APIs securely to third-party enterprise applications
- Enables dynamic traffic routing to local Edge Computing breakout nodes
- Provides authorized event monitoring (roaming, loss of connectivity)
Specifications
3GPP TS 29.522
Interfaces
NnefN33SBI
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